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Critical severity9.3NVD Advisory· Published Sep 3, 2026

CVE-2026-80098

CVE-2026-80098

Description

Improper verification of cryptographic signature in Copilot Studio allows an unauthorized attacker to elevate privileges over a network.

Affected products

1

Microsoft/Copilot Studiollm-fuzzy

Patches

Vulnerability mechanics

References

1

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-80098nvd

News mentions

0

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